diff --git a/roles/service-prometheus/defaults/main.yml b/roles/service-prometheus/defaults/main.yml
index 69b036e..e1e9570 100644
--- a/roles/service-prometheus/defaults/main.yml
+++ b/roles/service-prometheus/defaults/main.yml
@@ -9,10 +9,10 @@ prometheus_components:
 prometheus_user: prometheus
 prometheus_group: prometheus
 
-prometheus_version: 2.7.0
+prometheus_version: 2.8.1
 node_exporter_version: 0.17.0
-blackbox_exporter_version: 0.13.0
-alertmanager_version: 0.16.0
+blackbox_exporter_version: 0.14.0
+alertmanager_version: 0.16.1
 
 prometheus_url_external: "{{ http_prometheus_prefix }}.{{ http_domain_external }}"
 prometheus_url_internal: "{{ http_prometheus_prefix }}.{{ http_domain_internal }}"